From 4cbb0f8d2b06c72aae3552ff1a0a57814c6ce7d2 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 12 Mar 2012 15:23:44 +1000 Subject: [PATCH] drm/nvd0/disp: disconnect encoders before reprogramming them Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvd0_display.c | 66 +++++++++++++------------- 1 file changed, 33 insertions(+), 33 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index ae6d80fff4bd..dfb8a951cbbe 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -284,6 +284,8 @@ nvd0_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, u32 *push; int ret; + evo_sync(crtc->dev, EVO_MASTER); + swap_interval <<= 4; if (swap_interval == 0) swap_interval |= 0x100; @@ -593,7 +595,7 @@ nvd0_crtc_commit(struct drm_crtc *crtc) evo_kick(push, crtc->dev, EVO_MASTER); } - nvd0_crtc_cursor_show(nv_crtc, nv_crtc->cursor.visible, false); + nvd0_crtc_cursor_show(nv_crtc, nv_crtc->cursor.visible, true); nvd0_display_flip_next(crtc, crtc->fb, NULL, 1); } @@ -947,11 +949,6 @@ nvd0_dac_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, return true; } -static void -nvd0_dac_prepare(struct drm_encoder *encoder) -{ -} - static void nvd0_dac_commit(struct drm_encoder *encoder) { @@ -1045,7 +1042,7 @@ nvd0_dac_destroy(struct drm_encoder *encoder) static const struct drm_encoder_helper_funcs nvd0_dac_hfunc = { .dpms = nvd0_dac_dpms, .mode_fixup = nvd0_dac_mode_fixup, - .prepare = nvd0_dac_prepare, + .prepare = nvd0_dac_disconnect, .commit = nvd0_dac_commit, .mode_set = nvd0_dac_mode_set, .disable = nvd0_dac_disconnect, @@ -1385,9 +1382,38 @@ nvd0_sor_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, return true; } +static void +nvd0_sor_disconnect(struct drm_encoder *encoder) +{ + struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); + struct drm_device *dev = encoder->dev; + u32 *push; + + if (nv_encoder->crtc) { + nvd0_crtc_prepare(nv_encoder->crtc); + + push = evo_wait(dev, EVO_MASTER, 4); + if (push) { + evo_mthd(push, 0x0200 + (nv_encoder->or * 0x20), 1); + evo_data(push, 0x00000000); + evo_mthd(push, 0x0080, 1); + evo_data(push, 0x00000000); + evo_kick(push, dev, EVO_MASTER); + } + + nvd0_hdmi_disconnect(encoder); + + nv_encoder->crtc = NULL; + nv_encoder->last_dpms = DRM_MODE_DPMS_OFF; + } +} + static void nvd0_sor_prepare(struct drm_encoder *encoder) { + nvd0_sor_disconnect(encoder); + if (nouveau_encoder(encoder)->dcb->type == OUTPUT_DP) + evo_sync(encoder->dev, EVO_MASTER); } static void @@ -1508,32 +1534,6 @@ nvd0_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *umode, nv_encoder->crtc = encoder->crtc; } -static void -nvd0_sor_disconnect(struct drm_encoder *encoder) -{ - struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); - struct drm_device *dev = encoder->dev; - u32 *push; - - if (nv_encoder->crtc) { - nvd0_crtc_prepare(nv_encoder->crtc); - - push = evo_wait(dev, EVO_MASTER, 4); - if (push) { - evo_mthd(push, 0x0200 + (nv_encoder->or * 0x20), 1); - evo_data(push, 0x00000000); - evo_mthd(push, 0x0080, 1); - evo_data(push, 0x00000000); - evo_kick(push, dev, EVO_MASTER); - } - - nvd0_hdmi_disconnect(encoder); - - nv_encoder->crtc = NULL; - nv_encoder->last_dpms = DRM_MODE_DPMS_OFF; - } -} - static void nvd0_sor_destroy(struct drm_encoder *encoder) { -- 2.20.1